''Cyathocrinus'' is an

extinct Extinction is the termination of a kind of organism or of a group of kinds (taxon), usually a species. The moment of extinction is generally considered to be the death of the last individual of the species, although the capacity to breed and ...

genus of crinoids belonging to the family Cyathocrinitidae.Organism Names
/ref> It is considered related to genera like Cyathocrinites, Gissocrinus, Ichthyocrinus, Meniscocrinus, Occiducrinus. These stationary intermediate-level epifaunal suspension feeders lived in the

Permian The Permian ( ) is a geologic period and stratigraphic system which spans 47 million years from the end of the Carboniferous Period million years ago (Mya), to the beginning of the Triassic Period 251.9 Mya. It is the last period of the Paleoz ...

of Australia and Pakistan, in the

Devonian The Devonian ( ) is a geologic period and system of the Paleozoic era, spanning 60.3 million years from the end of the Silurian, million years ago (Mya), to the beginning of the Carboniferous, Mya. It is named after Devon, England, whe ...

of the Czech Republic, as well as in the

Silurian The Silurian ( ) is a geologic period and system spanning 24.6 million years from the end of the Ordovician Period, at million years ago ( Mya), to the beginning of the Devonian Period, Mya. The Silurian is the shortest period of the Paleozo ...

of the Czech Republic and Sweden, from 428.2 to 254.0 Ma.

References

Wenlock first appearances Silurian crinoids Devonian crinoids Carboniferous crinoids Permian crinoids Permian genus extinctions Paleozoic animals of Asia Prehistoric crinoid genera Cladida {{permian-animal-stub